IL43716A - Front projection screen made from a transparent material - Google Patents

Front projection screen made from a transparent material

Info

Publication number
IL43716A
IL43716A IL43716A IL4371673A IL43716A IL 43716 A IL43716 A IL 43716A IL 43716 A IL43716 A IL 43716A IL 4371673 A IL4371673 A IL 4371673A IL 43716 A IL43716 A IL 43716A
Authority
IL
Israel
Prior art keywords
transparent material
projection screen
front projection
screen made
transparent
Prior art date
Application number
IL43716A
Other languages
English (en)
Other versions
IL43716A0 (en
Original Assignee
Qantix Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qantix Corp filed Critical Qantix Corp
Publication of IL43716A0 publication Critical patent/IL43716A0/xx
Publication of IL43716A publication Critical patent/IL43716A/xx

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/602—Lenticular screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Optical Elements Other Than Lenses (AREA)
IL43716A 1972-11-30 1973-11-28 Front projection screen made from a transparent material IL43716A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31088272A 1972-11-30 1972-11-30

Publications (2)

Publication Number Publication Date
IL43716A0 IL43716A0 (en) 1974-03-14
IL43716A true IL43716A (en) 1975-12-31

Family

ID=23204494

Family Applications (1)

Application Number Title Priority Date Filing Date
IL43716A IL43716A (en) 1972-11-30 1973-11-28 Front projection screen made from a transparent material

Country Status (26)

Country Link
US (1) US3782805A (enrdf_load_stackoverflow)
JP (1) JPS5342252B2 (enrdf_load_stackoverflow)
AR (1) AR201491A1 (enrdf_load_stackoverflow)
AT (1) AT340173B (enrdf_load_stackoverflow)
AU (1) AU472576B2 (enrdf_load_stackoverflow)
BE (1) BE807792A (enrdf_load_stackoverflow)
BR (1) BR7309380D0 (enrdf_load_stackoverflow)
CA (1) CA991896A (enrdf_load_stackoverflow)
CH (1) CH561433A5 (enrdf_load_stackoverflow)
CS (1) CS177157B2 (enrdf_load_stackoverflow)
DD (1) DD108389A5 (enrdf_load_stackoverflow)
DE (1) DE2358675C3 (enrdf_load_stackoverflow)
ES (1) ES219944Y (enrdf_load_stackoverflow)
FR (1) FR2209464A5 (enrdf_load_stackoverflow)
GB (1) GB1402228A (enrdf_load_stackoverflow)
HU (1) HU168801B (enrdf_load_stackoverflow)
IE (1) IE38541B1 (enrdf_load_stackoverflow)
IL (1) IL43716A (enrdf_load_stackoverflow)
IN (1) IN138598B (enrdf_load_stackoverflow)
LU (1) LU68875A1 (enrdf_load_stackoverflow)
NL (1) NL166796C (enrdf_load_stackoverflow)
OA (1) OA04573A (enrdf_load_stackoverflow)
PL (1) PL94148B1 (enrdf_load_stackoverflow)
SE (1) SE394527B (enrdf_load_stackoverflow)
SU (1) SU670246A3 (enrdf_load_stackoverflow)
ZA (1) ZA738878B (enrdf_load_stackoverflow)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938876A (en) * 1974-12-19 1976-02-17 Qantix Corporation Front projection screen made from a transparent material
US3966301A (en) * 1974-12-19 1976-06-29 Qantix Corporation Transparent screen having intermittent portions for reducing reflection from ambient light
JPS5189419A (enrdf_load_stackoverflow) * 1975-02-03 1976-08-05
JPS5211033A (en) * 1975-07-09 1977-01-27 Kanteitsukusu Corp Screen
US4012115A (en) * 1975-07-10 1977-03-15 Qantix Corporation Sawtooth shaped front screen
AT368640B (de) * 1976-09-13 1982-10-25 Izon Corp Mikrobildprojektor
US4497860A (en) * 1978-12-18 1985-02-05 Minnesota Mining And Manufacturing Company Imageable prismatic array
US4206969A (en) * 1979-04-11 1980-06-10 Minnesota Mining And Manufacturing Company Directional front projection screen
US4387959A (en) * 1981-01-06 1983-06-14 Zenith Radio Corporation Rear projection screen
US5237449A (en) * 1991-01-29 1993-08-17 Nelson Optics Company, Inc. Biased lenticular sign system
US20050185279A1 (en) * 1999-01-21 2005-08-25 Reflexite Corporation Durable, open-faced retroreflective prismatic construction
US6967053B1 (en) 1999-01-21 2005-11-22 Reflexite Corporation Durable, open-faced retroreflective prismatic construction
GB9926315D0 (en) * 1999-11-05 2000-01-12 Microgrin Limited Diffusion or projection screen
JP2001221975A (ja) * 2000-02-10 2001-08-17 Fujitsu Ltd 光学装置
JP2006267222A (ja) * 2005-03-22 2006-10-05 Toshiba Corp 投射型スクリーンおよび画像投影システム
WO2008109420A2 (en) * 2007-03-02 2008-09-12 Technology Solutions & Invention Llc Two-sided corner-cube retroreflectors and methods of manufacturing the same
US7974005B2 (en) * 2007-12-12 2011-07-05 Texas Instruments Incorporated Display screen for use in front projectors
US8568002B2 (en) * 2010-03-05 2013-10-29 Southpac Trust International Inc., Trustee of the LDH Trust Light diffusion and condensing fixture
ES2944312T3 (es) * 2015-12-28 2023-06-20 Omri Kriezman Sistema de proyección de barra de barrera de puerta de estacionamiento
CN110297386B (zh) * 2018-03-22 2022-03-25 深圳光峰科技股份有限公司 曲面屏幕及其微结构设置方法和投影系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2351034A (en) * 1944-06-13 Optical system composed of
US595273A (en) * 1897-12-07 soper
US2180093A (en) * 1936-03-10 1939-11-14 Persons Majestic Mfg Company Reflecting device
US2175067A (en) * 1938-04-23 1939-10-03 Holophane Co Inc Prismatic reflector
US2551954A (en) * 1947-02-21 1951-05-08 John L Lehman Lighting device having a lens which gives a long and relatively narrow area of illumination
US2991693A (en) * 1956-07-23 1961-07-11 American Optical Corp Front projection screen

Also Published As

Publication number Publication date
PL94148B1 (enrdf_load_stackoverflow) 1977-07-30
BE807792A (fr) 1974-03-15
GB1402228A (en) 1975-08-06
OA04573A (fr) 1980-05-31
HU168801B (enrdf_load_stackoverflow) 1976-07-28
BR7309380D0 (pt) 1974-09-05
DE2358675C3 (de) 1978-10-05
AR201491A1 (es) 1975-03-21
IL43716A0 (en) 1974-03-14
CH561433A5 (enrdf_load_stackoverflow) 1975-04-30
JPS5342252B2 (enrdf_load_stackoverflow) 1978-11-10
DD108389A5 (enrdf_load_stackoverflow) 1974-09-12
SE394527B (sv) 1977-06-27
CA991896A (en) 1976-06-29
IE38541L (en) 1974-05-30
AT340173B (de) 1977-11-25
AU472576B2 (en) 1976-05-27
NL7316470A (enrdf_load_stackoverflow) 1974-06-04
DE2358675A1 (de) 1974-06-06
ES219944U (es) 1976-11-01
US3782805A (en) 1974-01-01
AU6285473A (en) 1975-05-29
ES219944Y (es) 1977-03-01
LU68875A1 (enrdf_load_stackoverflow) 1974-01-29
NL166796B (nl) 1981-04-15
IN138598B (enrdf_load_stackoverflow) 1976-02-28
DE2358675B2 (de) 1978-01-19
SU670246A3 (ru) 1979-06-25
FR2209464A5 (enrdf_load_stackoverflow) 1974-06-28
JPS501726A (enrdf_load_stackoverflow) 1975-01-09
ATA987773A (de) 1977-03-15
ZA738878B (en) 1974-10-30
CS177157B2 (enrdf_load_stackoverflow) 1977-07-29
NL166796C (nl) 1981-09-15
IE38541B1 (en) 1978-04-12

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